Parameters Predicted model RMSE R2 P-value EGCG 15.2 0.931 0.0198 EGC 0.585 0.939 0.0148 EC 0.719 0.976 0.0016 ECG 2.87 0.943 0.0123 Colour 0.094 0.999 7.06e-07 clearness 0.094 0.999 7.54e-07 Dried Leaf Aroma 0.078 0.999 1.03e-06 Sweetness 0.032 0.999 1.01e-06 Bitterness 0.567 0.961 0.00495 Green Tea Flavour 0.075 0.999 5.76e-07 Astringency 0.101 0.998 4.23e-06 x1, Steaming time; x2, Drying temperature;x3Drying time.

Table 5: Regression Models of Polyphenols Content and Sensory Acceptance of Green tea.